147738937 has 2 divisors, whose sum is σ = 147738938. Its totient is φ = 147738936.

The previous prime is 147738923. The next prime is 147738947. The reversal of 147738937 is 739837741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125686521 + 22052416 = 11211^2 + 4696^2 .

It is a cyclic number.

It is not a de Polignac number, because 147738937 - 2⁷ = 147738809 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147738947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73869468 + 73869469.

It is an arithmetic number, because the mean of its divisors is an integer number (73869469).

Almost surely, 2^147738937 is an apocalyptic number.

It is an amenable number.

147738937 is a deficient number, since it is larger than the sum of its proper divisors (1).

147738937 is an equidigital number, since it uses as much as digits as its factorization.

147738937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 889056, while the sum is 49.

The square root of 147738937 is about 12154.7907016123. The cubic root of 147738937 is about 528.6460480795.

The spelling of 147738937 in words is "one hundred forty-seven million, seven hundred thirty-eight thousand, nine hundred thirty-seven".